Recover from BMC reboot by properly setting host and IPL status

This assumes that if the ATX power is on, the host was previously IPLed

1 files changed, 20 insertions, 6 deletions

diff --git a/pyiplobserver/ipl_status_observer.py b/pyiplobserver/ipl_status_observer.py
index 96678fc..b3bafa7 100755
--- a/pyiplobserver/ipl_status_observer.py
+++ b/pyiplobserver/ipl_status_observer.py
@@ -80,14 +80,17 @@ class IPLStatus(DbusProperties, DbusObjectManager):
         host_state_iface = dbus.Interface(host_state_dev, 'org.freedesktop.DBus.Properties')
         host_state_value = host_state_iface.Get("xyz.openbmc_project.State.Host", "CurrentHostState")
         if host_state_value is not None:
-            if (host_state_value == HOST_STATUS_RUNNING):
-                skiboot_flags = self.getSkibootBootFlags()
-                if (skiboot_flags != 0):
-                    self.current_istep_major = IPL_COMPLETE_ISTEP_MAJOR
-                    self.current_istep_minor = IPL_COMPLETE_ISTEP_MINOR
+            power_ctrl_flag = self.getChassisPowerRequestFlag()
+            skiboot_flags = self.getSkibootBootFlags()
+            if ((skiboot_flags != 0) and (skiboot_flags != 1)) or ((power_ctrl_flag == 1) and (skiboot_flags == 0)):
+                self.current_istep_major = KERNEL_COMPLETE_ISTEP_MAJOR
+                self.current_istep_minor = KERNEL_COMPLETE_ISTEP_MAJOR
+            if (skiboot_flags != 0) or (power_ctrl_flag == 1):
                 self.activateMonitoringPrev = True
                 self.activateMonitoring = True
-
+            if (host_state_value != HOST_STATUS_RUNNING) and (self.activateMonitoring == True):
+                host_state_iface.Set("xyz.openbmc_project.State.Host", "CurrentHostState", HOST_STATUS_RUNNING)
+                self.setSkibootBootFlags(2)
         self.Set(DBUS_NAME, "current_istep", "")
         self.Set(DBUS_NAME, "current_status", "UNKNOWN")
 
@@ -101,6 +104,17 @@ class IPLStatus(DbusProperties, DbusObjectManager):
 
         print "IPLStatus Init Done"
 
+    def getChassisPowerRequestFlag(self):
+        result = 0
+        try:
+            proc = subprocess.Popen(["i2cget -y 12 0x31 0x7"], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=True)
+            (out, err) = proc.communicate()
+            result = (int(out, 16) & 2) >> 1
+        except:
+            pass
+
+        return result
+
     # BMC bits OEM1, OEM2, and OEM3 are the signalling flags
     # OEM1 is unconditionally set at skiboot completion and is only cleared by the BMC IPL monitor
     # OEM2 is used as a persistent state indicator, and is only set and cleared by the BMC IPL monitor